1986F150Six wrote
Thanks, Gary! The original listing has been edited.
I can't comment on the part number, but that's a Flareside licence plate lamp.
The part number of the lamp by itself without the harness is:
D7AZ 13550-A
80/88 F100/150(83)
87/A
Maybe it was superseded later on?
1994 F150 4x2 Flareside. 5.0 w/MAF, 4R70W, stock.
1984 F150 4X2 Flareside. Mild 302 w/ 5spd. Sold.
1980 F150 4X4 Flareside. 300i6 w/ 5spd. Sold in 2021.
1980 F100 4X2 Flareside. 351w/2bbl w/NP435. Sold in 1995